1//===--------------- extendsftf2_test.c - Test __extendsftf2 --------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file tests __extendsftf2 for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#include "int_lib.h"
15#include <stdio.h>
16
17#if __LDBL_MANT_DIG__ == 113
18
19#include "fp_test.h"
20
21COMPILER_RT_ABI long double __extendsftf2(float a);
22
23int test__extendsftf2(float a, uint64_t expectedHi, uint64_t expectedLo)
24{
25    long double x = __extendsftf2(a);
26    int ret = compareResultLD(x, expectedHi, expectedLo);
27
28    if (ret)
29    {
30        printf("error in test__extendsftf2(%f) = %.20Lf, "
31               "expected %.20Lf\n", a, x, fromRep128(expectedHi, expectedLo));
32    }
33    return ret;
34}
35
36char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
37
38#endif
39
40int main()
41{
42#if __LDBL_MANT_DIG__ == 113
43    // qNaN
44    if (test__extendsftf2(makeQNaN32(),
45                          UINT64_C(0x7fff800000000000),
46                          UINT64_C(0x0)))
47        return 1;
48    // NaN
49    if (test__extendsftf2(makeNaN32(UINT32_C(0x410000)),
50                          UINT64_C(0x7fff820000000000),
51                          UINT64_C(0x0)))
52        return 1;
53    // inf
54    if (test__extendsftf2(makeInf32(),
55                          UINT64_C(0x7fff000000000000),
56                          UINT64_C(0x0)))
57        return 1;
58    // zero
59    if (test__extendsftf2(0.0f, UINT64_C(0x0), UINT64_C(0x0)))
60        return 1;
61
62    if (test__extendsftf2(0x1.23456p+5f,
63                          UINT64_C(0x4004234560000000),
64                          UINT64_C(0x0)))
65        return 1;
66    if (test__extendsftf2(0x1.edcbap-9f,
67                          UINT64_C(0x3ff6edcba0000000),
68                          UINT64_C(0x0)))
69        return 1;
70    if (test__extendsftf2(0x1.23456p+45f,
71                          UINT64_C(0x402c234560000000),
72                          UINT64_C(0x0)))
73        return 1;
74    if (test__extendsftf2(0x1.edcbap-45f,
75                          UINT64_C(0x3fd2edcba0000000),
76                          UINT64_C(0x0)))
77        return 1;
78
79#else
80    printf("skipped\n");
81
82#endif
83    return 0;
84}
85